/*
 *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef WEBRTC_SYSTEM_WRAPPERS_INTERFACE_ASM_DEFINES_H_
#define WEBRTC_SYSTEM_WRAPPERS_INTERFACE_ASM_DEFINES_H_

#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack,"",%progbits
#endif

   // Define the macros used in ARM assembly code, so that for Mac or iOS builds
   // we add leading underscores for the function names.
#ifdef __APPLE__
   .macro GLOBAL_FUNCTION name
   .global _\name
   .private_extern _\name
   .endm
   .macro DEFINE_FUNCTION name
   _\name:
   .endm
   .macro CALL_FUNCTION name
   bl _\name
   .endm
   .macro GLOBAL_LABEL name
   .global _\name
   .private_extern _\name
   .endm
#else
#error "lhf test-----------------------1"
   .macro GLOBAL_FUNCTION name
   .global \name
   .hidden \name
   .endm
   .macro DEFINE_FUNCTION name
#if defined(__linux__) && defined(__ELF__)
   #error "lhf test-----------------------2"
   .type \name,%function
#endif
   \name:
   .endm
   .macro CALL_FUNCTION name
   bl \name
   .endm
   .macro GLOBAL_LABEL name
   .global \name
   .hidden \name
   .endm
#endif

   // With Apple's clang compiler, for instructions ldrb, strh, etc.,
   // the condition code is after the width specifier. Here we define
   // only the ones that are actually used in the assembly files.
#if (defined __llvm__) && (defined __APPLE__)
   .macro streqh reg1, reg2, num
   strheq \reg1, \reg2, \num
   .endm
#endif

   .text

#endif  // WEBRTC_SYSTEM_WRAPPERS_INTERFACE_ASM_DEFINES_H_
